REBECCA MARIE ALECK D.O.
NPI 1598030603
Hospitalist in Siloam Springs, AR
About Rebecca Marie Aleck D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
REBECCA MARIE ALECK D.O. (NPI 1598030603) is an individual hospitalist provider in Siloam Springs, Arkansas, licensed in Arkansas (E-9279) and active in the NPI registry since March 2012. She is enrolled in Medicare PECOS, maintains a secondary practice location in Neosho, and is a graduate of Other (2011).
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Rebecca Marie Aleck D.o. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
9Medicare enrollment records show Rebecca Aleck reassigns Medicare billing to 9 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Bentonville, AR 72712
- Reassigned Medicare billing, Arkansas enrollment
- 136 clinicians in this Medicare group
Van Buren, AR 72956
- Reassigned Medicare billing, Arkansas enrollment
- 61 clinicians in this Medicare group
Fort Smith, AR 72901
- Reassigned Medicare billing, Arkansas enrollment
- 50 clinicians in this Medicare group
Fort Smith, AR 72901
- Reassigned Medicare billing, Arkansas enrollment
- 78 clinicians in this Medicare group
Pine Bluff, AR 71603
- Reassigned Medicare billing, Arkansas enrollment
- 23 clinicians in this Medicare group
Pine Bluff, AR 71603
- Reassigned Medicare billing, Arkansas enrollment
- 58 clinicians in this Medicare group
Forrest City, AR 72335
- Reassigned Medicare billing, Arkansas enrollment
- 29 clinicians in this Medicare group
El Dorado, AR 71730
- Reassigned Medicare billing, Arkansas enrollment
- 88 clinicians in this Medicare group
El Dorado, AR 71730
- Reassigned Medicare billing, Arkansas enrollment
- 103 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 72761 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 17
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SILOAM SPRINGS, AR 72761
SILOAM SPRINGS, AR 72761
SILOAM SPRINGS, AR 72761
SILOAM SPRINGS, AR 72761
SILOAM SPRINGS, AR 72761
SILOAM SPRINGS, AR 72761
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Rebecca Aleck's NPI number?
The NPI number for Rebecca Aleck is 1598030603. It was assigned to this individual provider in the NPPES registry on March 22, 2012.
Where is Rebecca Aleck located?
Rebecca Aleck practices at 603 N Progress Ave, Siloam Springs, AR 72761. The listed phone number is (479) 524-4141.
What is Rebecca Aleck's specialty?
The primary specialty registered for this NPI is Hospitalist with taxonomy code 208M00000X.
Is Rebecca Aleck enrolled in Medicare?
Yes. Rebecca Aleck is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Rebecca Aleck's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rebecca Aleck reassigns Medicare benefits to 9 organizations: Northwest Benton County Physician Services LLC (Bentonville, AR), Crawford Physician Services, PLLC (Van Buren, AR), Arkansas Post Discharge Services, PLLC (Fort Smith, AR), Sebastian Physician Services, PLLC (Fort Smith, AR), Sark Opl (Pine Bluff, AR) and 4 more organizations, listed in the Medicare section above. Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Rebecca Aleck's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Rebecca Aleck accept?
Health plans from Arkansas Blue Cross and Blue Shield, Health Advantage and Octave list Rebecca Aleck as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Rebecca Aleck was last updated on August 27, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Rebecca Marie Aleck, D.O. · NPI 1598030603
Hospitalist physician in Siloam Springs, Arkansas. Individual provider, active in the CMS NPPES registry since March 22, 2012.
## Identity
- **NPI:** 1598030603 (Entity type: Individual)
- **Enumerated:** March 22, 2012
- **Primary specialty:** Hospitalist · taxonomy 208M00000X
- **State license:** E-9279 (Arkansas)
- **Sole proprietor:** No
## Practice location
- **Address:** 603 N PROGRESS AVE, Siloam Springs, AR 72761
- **Phone:** (479) 524-4141
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 9 organizations under Medicare reassignment (form CMS-855R): Northwest Benton County Physician Services LLC (NPI 1871553073, Bentonville, AR); Crawford Physician Services, PLLC (NPI 1346029204, Van Buren, AR); Arkansas Post Discharge Services, PLLC (NPI 1851152029, Fort Smith, AR); Sebastian Physician Services, PLLC (NPI 1255110110, Fort Smith, AR); Sark Opl (NPI 1558893776, Pine Bluff, AR); and 4 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2011
## Record status
- **NPPES last updated:** August 27, 2018
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Source: [NPI Profile](https://npiprofile.com/npi/1598030603) · Data from the CMS NPPES public registry.